217367020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 518418432

約数和(自身を除く): 301051412

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 163, 223, 230, 260, 299, 326, 446, 460, 598, 652, 815, 892, 1115, 1196, 1495, 1630, 2119, 2230, 2899, 2990, 3260, 3749, 4238, 4460, 5129, 5798, 5980, 7498, 8476, 10258, 10595, 11596, 14495, 14996, 18745, 20516, 21190, 25645, 28990, 36349, 37490, 42380, 48737, 51290, 57980, 66677, 72698, 74980, 97474, 102580, 133354, 145396, 181745, 194948, 243685, 266708, 333385, 363490, 472537, 487370, 666770, 726980, 836027, 945074, 974740, 1333540, 1672054, 1890148, 2362685, 3344108, 4180135, 4725370, 8360270, 9450740, 10868351, 16720540, 21736702, 43473404, 54341755, 108683510, 217367020]

約数ペア:

[(1, 217367020), (2, 108683510), (4, 54341755), (5, 43473404), (10, 21736702), (13, 16720540), (20, 10868351), (23, 9450740), (26, 8360270), (46, 4725370), (52, 4180135), (65, 3344108), (92, 2362685), (115, 1890148), (130, 1672054), (163, 1333540), (223, 974740), (230, 945074), (260, 836027), (299, 726980), (326, 666770), (446, 487370), (460, 472537), (598, 363490), (652, 333385), (815, 266708), (892, 243685), (1115, 194948), (1196, 181745), (1495, 145396), (1630, 133354), (2119, 102580), (2230, 97474), (2899, 74980), (2990, 72698), (3260, 66677), (3749, 57980), (4238, 51290), (4460, 48737), (5129, 42380), (5798, 37490), (5980, 36349), (7498, 28990), (8476, 25645), (10258, 21190), (10595, 20516), (11596, 18745), (14495, 14996)]